package com.wanxi.servlet.cuisine;

import com.alibaba.fastjson2.JSONObject;
import com.wanxi.dto.ResultDTO;
import com.wanxi.service.CuisineService;
import com.wanxi.service.impl.CuisineServiceImpl;
import com.wanxi.util.Tool;
import com.wanxi.vo.CuisineVO;

import javax.servlet.ServletException;
import javax.servlet.annotation.WebServlet;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import java.io.IOException;

@WebServlet("/back/cuisine/update")
public class CuisineUpdateServlet extends HttpServlet {
    @Override
    protected void doPost(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {
//        1。乱码处理
        req.setCharacterEncoding("UTF-8");
        resp.setCharacterEncoding("UTF-8");
//        2.得到前端的值
        String name=req.getParameter("name");
        String id=req.getParameter("id");
//        3.封装到VO
        CuisineVO cuisineVO= CuisineVO.builder()
                .name(Tool.nullToStr(name))
                .id(Tool.strToInt(id))
                .build();
//        4.调用服务逻辑层
        CuisineService cuisineService=new CuisineServiceImpl();
//        5.得到逻辑层的返回结果
        ResultDTO resultDTO=cuisineService.update(cuisineVO);
//        6.将结果返回给前端
        resp.getWriter().println(JSONObject.toJSONString(resultDTO));
    }
}
